M/V attacked in 11-56S 058-41E at 181451Z may
Indian Ocean · HYDROPAC 1498/11
What this record establishes
Archived notice · 2011-05-18 16:11Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · MSCHOA REQ 227/11 181507Z MAY 11.. Issued 2011-05-18 15:50Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Indian Ocean. The parsed report position is -11.933, 58.683. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Cancel HYDROPAC 1498/11 and this msg, false alertlater cancellation notice
These messages are connected by recorded cancellation references. The links establish relationships between notices; they do not by themselves confirm a single object, a continuous track, or recovery.
- HYDROPAC 1498/11 · this notice2011-05-18 · Archived notice
- HYDROPAC 1499/112011-05-18 · Archived notice
- issued
- 2011-05-18 15:50Z
- status
- Archived notice
- authority
- MSCHOA REQ 227/11 181507Z MAY 11.
- issued by
- MSCHOA REQ
- sea
- Indian Ocean
- position
- -11.933, 58.683
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
WESTERN INDIAN OCEAN. MADAGASCAR-NORTHEAST COAST. PIRACY. M/V ATTACKED IN 11-56S 058-41E AT 181451Z MAY. VESSELS ARE ADVISED TO KEEP 100 MILES CLEAR OF THIS POSITION AND TO EXERCISE EXTREME CAUTION. REPORTS TO UKMTO DUBAI, PHONE:97 150 552 3215, E-MAIL: UKMTO@EIM.AE.
Reading this warning
- Piracy and armed robbery
- Attacks and attempted boardings of ships, and suspicious approaches by small craft.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- Date-time group (DTG)
- A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Collected reports in this area · piracy & armed robbery reports
5 within 180 nm since 2009 · 0 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Pirate action group in 12-13S 060-24E at 240615Z apr2011-04-24
- F/V shih fu no 1 conducting mothership operations in 13-03S 056-13E at 140600Z jan2011-01-14
- F/V shih fu no 1 conducting mothership operations in 13-05S 056-33E at 300245Z dec2010-12-30
- A merchant vessel was reportedly attacked in 11-09S 061-35E at 090914Z nov, approximately 400 miles…2009-11-09
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
0 piracy & armed robbery reports listed in force · see all
Record snapshot 2026-10-02 02:54Z; source collection times vary.
Piracy
Vessels attacked or boarded, suspicious approaches, pirate action groups — Gulf of Aden, Gulf of Guinea, Malacca and Singapore Straits, South China Sea. All current piracy & armed robbery reports →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.